QGIS API Documentation
2.10.1-Pisa
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#include <qgsexpression.h>
Public Member Functions | |
virtual | ~Node () |
virtual void | accept (Visitor &v) const =0 |
virtual QString | dump () const =0 |
virtual QVariant | eval (QgsExpression *parent, const QgsFeature *f)=0 |
virtual bool | needsGeometry () const =0 |
virtual NodeType | nodeType () const =0 |
virtual bool | prepare (QgsExpression *parent, const QgsFields &fields)=0 |
virtual QStringList | referencedColumns () const =0 |
Definition at line 435 of file qgsexpression.h.
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inlinevirtual |
Definition at line 438 of file qgsexpression.h.
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pure virtual |
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pure virtual |
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pure virtual |
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pure virtual |
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pure virtual |
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pure virtual |
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pure virtual |